1 files changed, 12 insertions, 0 deletions

diff --git a/drivers/video/fb_defio.c b/drivers/video/fb_defio.c
index 65f4e6ee7f94..f963f5f59b73 100644
--- a/drivers/video/fb_defio.c
+++ b/drivers/video/fb_defio.c
@@ -47,6 +47,18 @@ static struct page* fb_deferred_io_nopage(struct vm_area_struct *vma,
         return page;
 }
 
+int fb_deferred_io_fsync(struct file *file, struct dentry *dentry, int datasync)
+{
+        struct fb_info *info = file->private_data;
+
+        /* Kill off the delayed work */
+        cancel_rearming_delayed_work(&info->deferred_work);
+
+        /* Run it immediately */
+        return schedule_delayed_work(&info->deferred_work, 0);
+}
+EXPORT_SYMBOL_GPL(fb_deferred_io_fsync);
+
 /* vm_ops->page_mkwrite handler */
 static int fb_deferred_io_mkwrite(struct vm_area_struct *vma,
                                   struct page *page)